123024.com · Image Resize
Resize images by percentage or custom dimensions directly in your browser. Maintain aspect ratio or set exact pixel dimensions. No data is uploaded to any server — all processing uses the HTML5 Canvas API.
Resize images by percentage or custom dimensions directly in your browser. Maintain aspect ratio or set exact pixel dimensions. No data is uploaded to any server — all processing uses the HTML5 Canvas API.
1. Drop or select an image Drag and drop an image onto the drop zone, or click to browse. Supports PNG, JPG, WebP, GIF, BMP, and SVG input.
2. Set target dimensions — Choose resize by percentage (1–400%) or enter exact width and height in pixels. Toggle aspect ratio lock as needed.
3. Download resized image — Preview the resized image and download it. The output format matches the input format.
What image formats can I resize? You can resize PNG, JPG, WebP, GIF, BMP, SVG, and AVIF images. The output format matches the input format. Unsupported output formats (GIF, BMP, SVG, AVIF) are saved as PNG.
Are my images uploaded to a server? No. All image processing happens in your browser using the Canvas API. Your images never leave your device.
How do I resize without distorting the image? Enable the "Keep aspect ratio" option when using custom dimensions. The image will be resized to fit within the specified dimensions while maintaining its original proportions.